SICK WSE9-3P3430 Through-Beam Sensor (1049078)
WSE93P3430 – The SICK WSE9-3P3430 is a compact and rugged through-beam photoelectric sensor designed for high-speed object detection in challenging industrial environments. With a 7-meter sensing range, visible PinPoint red LED, and complementary PNP switching output, it offers reliable performance in dusty, wet, or vibration-prone areas. Its VISTAL® plastic housing and IP69K protection rating make it ideal for demanding washdown and food-grade applications.
Note: This sensor is delivered as a matched sender/receiver pair:
- WE9-3P3430 (Receiver) – Part No. 2055823
- WS9-3D3430 (Sender) – Part No. 2055828
Technical Specifications
- Model: WSE9-3P3430
- Part Number: 1049078
- Series: W9
- Sensor Type: Through-beam (sender + receiver)
- Sensing Range: 0–7 m (max 10 m)
- Light Source: PinPoint visible red LED
- Wavelength: 650 nm
- Light Spot Size at 1 m: Ø 25 mm
- Adjustment: None (fixed factory settings)
- Supply Voltage: 10–30 V DC
- Ripple: < 5 Vpp
- Current Consumption: 30 mA
- Output Type: PNP, complementary
- Switching Mode: Light/dark switching
- Max Output Current: ≤ 100 mA
- Response Time: < 0.5 ms
- Switching Frequency: 1,000 Hz
- Test Input (Sender Off): Yes
- Connection Type: 120 mm cable with M12 male connector (4-pin)
- Conductor Cross Section: 0.14 mm²
- Cable Material: PVC
- Housing Material: VISTAL® reinforced plastic
- Optics Material: PMMA plastic
- Enclosure Rating: IP66 / IP67 / IP69K
- Protection Class: III
- Ambient Operating Temperature: –40 °C to +60 °C
- Storage Temperature: –40 °C to +75 °C
- UL File Number: NRKH.E181493
- Weight: 80 g
- Mounting: M3 holes
- Dimensions (W × H × D): 12.2 × 50 × 23.6 mm
- Country of Origin: Germany
- Lifecycle Status: Active product
Function & Application
Purpose:
The WSE9-3P3430D SICK sensor pair provides high-speed, high-reliability detection for transparent, reflective, or fast-moving objects. Its compact size and robust enclosure make it an excellent choice for automation, food & beverage, and conveyor systems, even in hygienic or wet environments.
Typical Applications:
- Packaging and bottling line monitoring
- Conveyor system object detection
- Industrial automation in tight spaces
- Food-grade applications requiring IP69K
- High-speed sorting and presence detection
Compliance & Classification
- CE Conformity: Yes
- cULus Certified: Yes
- ECOLAB Certified: Yes
- RoHS Compliance: Yes
- WEEE Take-Back Obligation: Yes
SCIP Number: Not applicable
Commodity Code: 90318080
Product Class: A – Returnable stock item
Key Features & Benefits:
✅ 7 m Reliable Sensing: Ideal for long-range object detection in industrial settings.
✅ Compact & Rugged: Small form factor with durable VISTAL® housing.
✅ IP69K Washdown Ready: Perfect for food, beverage, and hygiene-critical applications.
✅ High-Speed Switching: 1,000 Hz frequency and < 0.5 ms response time.
✅ Dual PNP Output: Supports both light and dark switching logic.
📦 Order Today for Fast UK & Europe Delivery!
At Drive Outlet Megastore, we offer the most competitive SICK WSE9-3P3430 prices, available for fast dispatch across the UK and Europe.
Need help choosing between through-beam or diffuse sensors, or matching this sensor to a mounting bracket?
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Detect with precision – with SICK and Drive Outlet Megastore.

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